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This video follows germplasm bank coordinator Cristian Zavala Espinosa and geneticist Sarah Hearne, who are part of the global effort to preserve the genetic diversity of maize (corn).

This video follows biologist Elinor Karlsson, who studies dogs to find genes associated with traits, including certain diseases.

This short video explores how a baby’s microbiome is established during birth.

This video describes how scientists silence different genes in regenerating planaria to study the process of regeneration at the molecular level.

This film explores the genetic and archaeological evidence that suggest that corn is the result of the domestication of a wild Mexican grass called teosinte.

This video shows real footage of a cytotoxic T cell killing a cell infected by a pathogen.

This animation shows how a cell infected by a virus signals cytotoxic T cells to destroy itself.

This video shows real footage of somatic cell nuclear transfer (SCNT) being performed on eggs.

This animation gives an overview of how a fertilized human egg develops into an embryo.

This animation shows how stem cells from early mammalian embryos can be grown and studied in a laboratory.

This animation shows how zebrafish can rapidly heal wounds to the heart.

This animation shows how somatic cell nuclear transfer (SCNT) creates an embryo from an egg cell and a body cell.